Answer:
X=21.21
Step-by-step explanation:
Cos(45)=15\x
0.707=15\x
15\0.707 =x
X= 21.21
If I did this correct, it should be 7,5 hope ot helps
8 units to the right
189-99=90 (What he needs left)
90/10= 9
so the answer is 9 weeks.